FI872916A7 - Exhalation valve device for protective mask. - Google Patents

Exhalation valve device for protective mask. Download PDF

Info

Publication number: FI872916A7
Authority: FI; Finland
Prior art keywords: valve device; protective mask; exhalation valve; exhalation; mask
Prior art date: 1986-07-03

Application number

FI872916A

Other languages

Finnish (fi)

Swedish (sv)

Other versions

FI872916A0 (en

FI872916L (en

Inventor

Valter Söderberg

Original Assignee

Horda Gummifabrik Ab

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1986-07-03

Filing date

1987-07-01

Publication date

1988-01-04

1987-07-01 Application filed by Horda Gummifabrik Ab filed Critical Horda Gummifabrik Ab

1987-07-01 Publication of FI872916A0 publication Critical patent/FI872916A0/en

1988-01-04 Publication of FI872916L publication Critical patent/FI872916L/en

1988-01-04 Publication of FI872916A7 publication Critical patent/FI872916A7/en

Classifications

- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/10—Valves

Landscapes

Health & Medical Sciences (AREA)
Pulmonology (AREA)
General Health & Medical Sciences (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Respiratory Apparatuses And Protective Means (AREA)
Check Valves (AREA)

FI872916A 1986-07-03 1987-07-01 Exhalation valve device for protective mask. FI872916A7 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8602962A SE454136B (en)	1986-07-03	1986-07-03	EXHAUST VALVE DEVICE FOR SAFETY MASK

Publications (3)

Publication Number	Publication Date
FI872916A0 FI872916A0 (en)	1987-07-01
FI872916L FI872916L (en)	1988-01-04
FI872916A7 true FI872916A7 (en)	1988-01-04

Family

ID=20365012

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI872916A FI872916A7 (en)	1986-07-03	1987-07-01	Exhalation valve device for protective mask.

Country Status (4)

Country	Link
EP (1)	EP0252891A1 (en)
FI (1)	FI872916A7 (en)
NO (1)	NO872761L (en)
SE (1)	SE454136B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6883518B2 (en)	2001-06-25	2005-04-26	3M Innovative Properties Company	Unidirectional respirator valve
US7849856B2 (en)	2001-06-25	2010-12-14	3M Innovative Properties Company	Respirator valve
USD467656S1 (en)	2001-06-25	2002-12-24	3M Innovative Properties Company	Respirator facemask
US20040040562A1 (en) *	2002-08-28	2004-03-04	Brunell Robert A.	Mask and spherically configured valve
DE102010008923B4 (en) *	2010-02-23	2013-09-19	Dräger Safety AG & Co. KGaA	Directional valve for a respiratory protection product

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1326966A (en) *		1920-01-06		Respirator-valve
US1853373A (en) *	1928-03-15	1932-04-12	Monro Randolph	Respiratory valve
DE738391C (en) *	1939-06-21	1943-08-13	Auergesellschaft Ag	Valve, especially breathing valve for breathing apparatus
GB660095A (en) *	1945-12-11	1951-10-31	Paul Charbonnel	Improvements in or relating to protecting masks or respirators
FR2367968A1 (en) *	1976-10-12	1978-05-12	Motobecane Ateliers	Reed valve for IC engine inlet - has curved reeds facing toward engine and resting on rib at inlet port centre line (BR 25.4.78)

1986
- 1986-07-03 SE SE8602962A patent/SE454136B/en not_active IP Right Cessation
1987
- 1987-07-01 NO NO872761A patent/NO872761L/en unknown
- 1987-07-01 FI FI872916A patent/FI872916A7/en not_active Application Discontinuation
- 1987-07-01 EP EP87850216A patent/EP0252891A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
FI872916A0 (en)	1987-07-01
SE454136B (en)	1988-04-11
FI872916L (en)	1988-01-04
EP0252891A1 (en)	1988-01-13
NO872761L (en)	1988-01-04
NO872761D0 (en)	1987-07-01
SE8602962D0 (en)	1986-07-03

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Legal Events

Date	Code	Title	Description
2004-08-31	FA	Application withdrawn [patent]	Owner name: HORDA GUMMIFABRIK AB